CHECK tasks posted by TaskRunner::PostTask

base/deferred_sequenced_task_runner.cc

Index: base/deferred_sequenced_task_runner.cc
diff --git a/base/deferred_sequenced_task_runner.cc b/base/deferred_sequenced_task_runner.cc
index 15367f06b660ad5d7fe70324b4047525fdfc0ac6..0301945bd10b1a188b8b79c75cf29b2e410c90aa 100644
--- a/base/deferred_sequenced_task_runner.cc
+++ b/base/deferred_sequenced_task_runner.cc
@@ -72,7 +72,9 @@ void DeferredSequencedTaskRunner::QueueDeferredTask(
     OnceClosure task,
     TimeDelta delay,
     bool is_non_nestable) {
-  DCHECK(task);
+  // Use CHECK instead of DCHECK to crash earlier. See http://crbug.com/711167
+  // for details.
+  CHECK(task);
 
   DeferredTask deferred_task;
   deferred_task.posted_from = from_here;